Specifications:
Firmware version: 1.8.4 (Note: The firmware version is not fixed and will be updated with new firmware releases. Currently, it is 1.8.4)
Dimensions: 8.8cm x 5.9cm x 1.5cm
Screen size: 2.8-inch resistive screen
Applications: 2.4GHz WiFi, Bluetooth, GPS detection, etc.
Battery: 800mAh
Charging time: 1-2 hours

External antenna specifications:
GPS antenna: 20dBi active 8cm antenna
2.4GHz antenna: 8dBi 8cm antenna

Features:
1. Built-in latest firmware 1.8.4.
2. 3D housing design.
3. Built-in TF card slot.
4. Built-in 500mAh rechargeable lithium battery.

Package Included:
1 x ESP32 development board
2 x Antennas

Note: This product is for educational purposes only. Please comply with local regulations when using this product. Any illegal use is prohibited and is at your own risk.